Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MS. LYNN THERESE JANSSEN S.T.
NPI 1386699478
Speech-Language Pathologist in West Des Moines, IA

Q: What is Lynn Janssen's NPI number?

The NPI number for Lynn Janssen is 1386699478. It was assigned to this individual provider in the NPPES registry on May 24, 2006. The provider is also known as Mrs. Lynn Janssen Peterson.

Q: What is Lynn Janssen's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

Q: When was this NPI record last updated?

The NPPES record for Lynn Janssen was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since May 24, 2006

1454 30TH ST, SUITE 103, WEST DES MOINES, IA 50266(515) 223-6620(515) 223-9625 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Ms. Lynn Therese Janssen S.t. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. LYNN THERESE JANSSEN S.T. (NPI 1386699478) is an individual speech-language pathologist provider in West Des Moines, Iowa, licensed in Iowa (00788) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1386699478

Entity TypeIndividualFemale

Primary Taxonomy235Z00000X

Provider Legal NameMS. LYNN THERESE JANSSENCredential: S.T.

Location Address1454 30TH ST, SUITE 103West Des Moines, IA 50266-1305

Mailing Address1454 30th St, Suite 103West Des Moines, IA 50266-1305 · (515) 223-6620 · Fax (515) 223-9625

Phone(515) 223-6620

Fax(515) 223-9625

Sole ProprietorNo

Enumeration DateMay 24, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1386699478 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers

Taxonomy Code235Z00000X

License✔ Licensed in IA · 00788

Definition

The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.

1454 30TH ST, West Des Moines, IA 50266

Open in Google Maps ↗

Other Names 1

Former Name (1)Mrs. Lynn Janssen Peterson

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ROSEMARY MARIE SIEREN

Physical Therapy Assistant

1454 30TH ST, SUITE 103
WEST DES MOINES, IA 50266

Dallas County (515) 223-6620

MARY RENAE HUFF

Occupational Therapy Assistant

1454 30TH ST, SUITE 103
WEST DES MOINES, IA 50266

Dallas County (515) 223-6620

KATE KRISTINA ANDERSON

Occupational Therapy Assistant

1454 30TH ST, SUITE 103
WEST DES MOINES, IA 50266

Dallas County (515) 223-6620

ASHLEY JENELL HOBBS

Occupational Therapy Assistant

1454 30TH ST, SUITE 103
WEST DES MOINES, IA 50266

Dallas County (515) 223-6620

ADEL PHYSICAL THERAPY, INC

Physical Therapist

1454 30TH ST, SUITE 109
WEST DES MOINES, IA 50266

Dallas County (515) 327-0046

STACEY MEARDON

Physical Therapist

1454 30TH ST, SUITE 103
WEST DES MOINES, IA 50266

Dallas County (515) 223-6620

LINDSAY M BROWN PT MPT

Physical Therapist

1454 30TH ST, STE 109
WEST DES MOINES, IA 50266

Dallas County (515) 327-0046

DR. DAN THOMAS TODD DDS

Dentist (General Practice)

1454 30TH ST, SUITE 208B
WEST DES MOINES, IA 50266

Dallas County (515) 225-2577

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Lynn Janssen's NPI number?

The NPI number for Lynn Janssen is 1386699478. It was assigned to this individual provider in the NPPES registry on May 24, 2006. The provider is also known as Mrs. Lynn Janssen Peterson.

Where is Lynn Janssen located?

Lynn Janssen practices at 1454 30th St Suite 103, West Des Moines, IA 50266. The listed phone number is (515) 223-6620.

What is Lynn Janssen's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

When was this NPI record last updated?

The NPPES record for Lynn Janssen was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.